WHICH OF THE FOLLOWING CELLULAR STRUCTURES SELF-ASSEMBLE (I.E. PURIFIED MONOMERS CAN ASSEMBLE INTO THE STRUCTURE WITHOUT ADDED FACTORS OR THE INPUT OF ENERGY)

Subject: General Questions / General General Questions
Which type of cell is most susceptible to osmotic lysis in an environment with a very low concentration of solutes (hypotonic)?

Gram-negative cell

Gram-positive cell

Mycoplasma

Acid-fast mycobacterium

Archaeon with pseudomurein

2. Which of the following cellular structures self-assemble (i.e. purified monomers can assemble into the structure without added factors or the input of energy)?

A. Flagellar filament

B. Phospholipid bilayer

C. Pili

D. S layer

A and B

C and D

A, B, and D

3. What distinguishes an organelle from a carboxysome or enterosome?

A. Organelles contain DNA

B. The function of organelles is to compartmentalize metabolic activities

C. Carboxysomes and enterosomes are enclosed within a membrane

A and B

A, B, and C

4. DNA may be observed in which form inside of Bacterial cells?

Circular chromosomes

Linear plasmids

Bound by DNA-condensing RNA molecules

Attached to high concentrations of anions

5. Only prokaryotes can transcribe and translate a gene at the same time.

False

True


 

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